Date Key facts
Since the beginning of 2026, and as of October 2026, over 2.5 million cases of dengue and over 1 000 dengue-related deaths were reported globally, according to information from publicly available sources. This is a decrease compared to the same period in 2025. In 2026, cases have been reported in…
Since the beginning of 2026, and as of September 2026, over 2 million cases of dengue and over 1 000 dengue-related deaths were reported globally, according to information from publicly available sources. This is a decrease compared to the same period in 2025. In 2026, cases have been reported in…
Since the beginning of 2026, and as of 31 July 2026, over 1.5 million cases of dengue and over 500 dengue-related deaths were reported globally, according to information from publicly available sources. This is a decrease compared to the same period in 2025. In 2026, one case has been reported in…
Since the beginning of 2026, and as of 23 March 2026, over 500 000 cases of dengue and over 100 dengue-related deaths had been reported globally, according to information from publicly available sources. This is a decrease compared to the same period in 2025. In 2026, no cases have been reported in…
Since the beginning of 2026 and as of 23 March 2026, over 500 000 cases of dengue and over 100 dengue-related deaths had been reported globally according to information from publicly available sources. This is a decrease compared to the same period in 2025. In 2026, no cases have been reported in…
In January 2026, over 100 000 cases of dengue and over 10 dengue-related deaths were reported from 39 countries/territories globally according to information from publicly available sources. In 2026, no cases have been reported in the EU/EEA excluding the outermost regions. Cases have been reported…
Since the beginning of 2025 and as of early December 2025, over 5 million dengue cases and over 3 000 dengue-related deaths have been reported from 106 countries/territories, globally. In the EU in 2025, autochthonous cases have been reported in France and Italy. Cases have also been reported from…
Since the beginning of 2025, over 4.5 million dengue cases and over 3 000 dengue-related deaths have been reported from 103 countries/territories, globally. In the EU in 2025, autochthonous cases have been reported in France and Italy. Cases have also been reported from the EU outermost regions in…
Since the beginning of 2025, over four million dengue cases and over 2 800 dengue-related deaths have been reported from 101 countries/territories, globally. In mainland Europe, 30 autochthonous cases has been reported in France and Italy in 2025. Cases have also been reported from the EU outermost…
Since the beginning of 2025, over four million dengue cases and over 2 500 dengue-related deaths have been reported from 101 countries/territories, globally. In mainland Europe, one autochthonous cases has been reported in France and Italy in 2025. Cases have also been reported from the EU outermost…
Since the beginning of 2025, and as of July, approximately 240 000 CHIKVD cases and 90 CHIKVD-related deaths have been reported in 16 countries/territories. Cases have been reported in the Americas, Africa, Asia, and Europe (France - mainland and outermost regions, i.e., in Réunion and Mayotte - and…
Since the beginning of 2025, and as of May, approximately 220 000 CHIKVD cases and 80 CHIKVD-related deaths have been reported in 14 countries/territories. Cases have been reported in the Americas, Africa and Asia, and while no cases have been reported in mainland Europe, in Reunion and Mayotte…
Since the beginning of 2025, and as of March, approximately 80 000 CHIKVD cases and 46 CHIKVD-related deaths have been reported in 14 countries/territories. Cases have been reported in the Americas, Africa and Asia and, while no cases have been reported in mainland Europe, in Reunion (an overseas…
Since the beginning of 2025 , over 30 000 chikungunya virus disease ( CHIKVD) cases and 14 CHIKVD-related deaths have been reported worldwide. A total of 14 countries/territories have reported CHIKVD cases from the Americas (11), Asia (1), Africa (1), and Europe (1). No autochthonous cases of CHIKVD…
Since the beginning of 2025 , approximately 5 000 chikungunya virus disease ( CHIKVD) cases and 2 deaths have been reported worldwide. A total of 4 countries have reported CHIKVD cases from the Americas (3) and Europe (1). No autochthonous cases of CHIKVD have been reported in mainland Europe in…
Since the beginning of 2024 , approximately 480 000 chikungunya virus disease ( CHIKVD) cases and over 200 deaths have been reported worldwide. A total of 23 countries have reported CHIKVD cases from the Americas (15), Asia (6), Africa (1) and Europe (1). In mainland Europe, one autochthonous case…
Since the beginning of 2024 , approximately 480 000 chikungunya virus disease ( CHIKVD) cases and 190 deaths have been reported worldwide. A total of 23 countries have reported CHIKVD cases from the Americas (15), Asia (6), Africa (1), and Europe (1). In mainland Europe, one autochthonous case of…
Since the beginning of 2024 , approximately 460 000 chikungunya virus disease ( CHIKVD) cases and over 170 deaths have been reported worldwide. A total of 23 countries have reported CHIKVD cases from the Americas (15), Asia (6), Africa (1), and Europe (1). In mainland Europe, one autochthonous case…
Since the beginning of 2024 , approximately 450 000 chikungunya virus disease ( CHIKVD) cases and over 160 deaths have been reported worldwide. A total of 21 countries reported CHIKVD cases from the Americas (14), Asia (6), and Europe (1). In mainland Europe, one autochthonous case of CHIKVD has…
Since the beginning of 2024 , approximately 350 000 chikungunya virus disease ( CHIKVD) cases and over 140 deaths have been reported worldwide. A total of 21 countries reported CHIKVD cases from the Americas (13), Asia (6), Africa (1) and Europe (1). In mainland Europe, one autochthonous case of…
Since the beginning of 2024 , approximately 320 000 chikungunya virus disease ( CHIKVD) cases and 120 deaths have been reported worldwide. A total of 19 countries reported CHIKVD cases from the Americas (12), Asia (6), and Africa (1). No autochthonous cases of CHIKVD have been reported in Europe in…
Since the beginning of 2024 , approximately 240 000 chikungunya virus disease ( CHIKVD) cases and 90 deaths have been reported worldwide. A total of 18 countries reported CHIKVD cases from the Americas (11), Asia (6), and Africa (1). No autochthonous cases of CHIKVD have been reported in Europe in…
In 2024, approximately 160 000 chikungunya virus disease ( CHIKVD) cases and 50 deaths were reported worldwide. A total of 17 countries reported CHIKVD cases from the Americas (11), Asia (5), and Africa (1). No autochthonous cases of CHIKVD were reported in Europe in 2024. Since the beginning of…